A Closer Look At Simple Signs That A Is Possibly Smartphone Is Infected. We only mark them as possible, since the existence of the symptoms does not guarantee that the App is infected by malware. Android provides apps the capability to run in the background, the same way Linux does. The former being Linux kernel-based, it inherits the capabilities to run daemons that provides the system with background services. Of course, if the background service is not the one the user expects, that is a certain possibility that the device is infected.”]
Source: https://hackercombat.com/a-closer-look-at-simple-signs-that-a-is-possibly-smartphone-is-infected/